Building Stateful AI Agents with Cloudflare Durable Objects and Claude API — Session Management, Context Persistence, and Scale-Out Design
A complete production guide for building stateful AI agents using Cloudflare Durable Objects and Claude API. Covers session management, context persistence, compaction strategies, and scale-out design with fully working code examples.
Building a Subscription SaaS with Claude API and Stripe — A Complete 2026 Implementation Guide
An end-to-end implementation guide for shipping a subscription SaaS built on Claude API, Stripe, and Cloudflare Workers — covering checkout, webhooks, KV-backed access control, usage limits, and the production edge cases that always bite.
Building a Cost-Optimized Multi-Provider AI Gateway with Claude API and LiteLLM — Fallback Design, A/B Testing, and Provider Migration Strategy
Learn how to build a production-grade multi-provider AI gateway centered on Claude API using LiteLLM. Covers fallback chain design, A/B testing, cost-based routing, and provider migration strategy with complete code examples.
When Extended Thinking 'Does Not Work': 7 Causes That Hide Behind the Same Symptom
When you turn on Extended Thinking but the response feels identical to before, the cause is usually one of seven distinct problems. This guide walks through how to diagnose each from the API, the chat UI, the SDK, and the model layer.
Implementing Usage-Based Billing for Claude API Services — Token Tracking, Price Conversion, and Stripe Metering from Scratch
A complete implementation guide for usage-based billing in Claude API services. Covers token measurement, markup calculation, Stripe Metered Billing integration, and per-user plan limits — with production-ready code throughout.
Selling Knowledge Products with Claude API — Generating PDFs, Templates, and Newsletters That Actually Make Money
How to use Claude API to auto-generate and sell knowledge products — PDFs, templates, and newsletters — through platforms like Gumroad and Stripe. Includes working code examples.
Claude API × MCP: Building a Paid Consulting SaaS That Runs Without You
Build a sustainable consulting SaaS solo. Learn the complete architecture, implementation, and operations behind a ¥30,000/month revenue system using Claude API, MCP, Stripe, and CloudFlare KV. Includes real code, cost breakdowns, and hard-won lessons from scaling to enterprise.
Claude API Micro-SaaS Pricing Blueprint — Blending Usage, Subscription, and Freemium for Durable Margins
A practical blueprint for pricing a Claude API powered micro-SaaS: how to reverse-engineer healthy margins from token economics, blend usage-based, subscription, and Freemium models, and launch prices you can adjust without breaking trust.
Giving Claude Agents Long-Term Memory in Production — Seven Pitfalls and the Patterns That Fix Them
A production playbook for Claude agents with long-term memory — seven pitfalls that break memory agents live, and the design patterns that fix each one.
Integrating Claude API into a Wallpaper App — A Full Implementation Record
From someone who's been building wallpaper and healing apps since 2014, here's a complete record of how I integrated Claude API for content curation, multilingual App Store copy generation, and auto-tagging — with full working code.
Three Hidden Pitfalls When Implementing Claude API Streaming
Real-world lessons from building with Claude API streaming: runtime environment mismatches, error handling gaps, and silent token cost overruns — with working TypeScript examples.
Claude Computer Use 2026 — Desktop Automation Across Browser, Desktop, and CLI
The practical guide to Claude Computer Use. Covers the latest setup for macOS general availability, browser and desktop automation patterns, and practical production deployment strategies.